Question
Anita used 35% of her salary for groceries, 50% of the rest
on house rent, and saved the remaining amount. If her savings are Rs. 1500, then how much did she spend on rent?Solution
ATQ,
Let, salary of Anita be Rs. 100x
According to question;
0.65 × 0.50 × 100x = 1500
Or, x = 46.15
So, amount spent on rent = 0.65 × 0.50 × 4615 = Rs. 1499
Speed of a boat in still water to speed of boat in upstream is 13:10. If the boat can travel 320 km in downstream in 5 hours, then find the time taken b...
A boat travels 240 km upstream in 6 hours and 360 km downstream in 6 hours. How long will it take to travel 300 km in still water?
Ratio of downstream and upstream speed of a boat is 5:2. If the speed of stream is 3 km/h, find the distance travelled by boat in downstream in 2 hours.
A ship covers 96 km upstream and 144 km downstream in 8 hours and 6 hours, respectively. Find the time taken by the same ship to cover 180 km in still w...
A boat takes 15 hours to travel 150 km upstream. When its speed is doubled, it covers 150 km downstream in 3 hours. Find the speed of the stream.
The ratio of the speed of boats ‘A’ and ‘B’ in still water is 8:9, respectively. The speed of the current is 25% of the speed of boat ‘A’ in...
The speed of a boat in still water is 35 km/hr. If the boat covers 150 km in upstream in 5 hours, then find the time taken by the boat to travel 200 km ...
The ratio of the boat's speed in still water to the speed of the stream is 10:2. The boat takes time in the ratio 11:15 to travel...
A man rows to a place 221 km away and comes back to the starting point. If the speed of the stream is 2 km/hr and the speed of the boat in still water i...
Sumit can swim 12 km upstream and 16 km downstream in 5 hours. If ratio of speed of stream to that of speed of Sumit in upstream is 1:2, then find the s...
